CN103318150A - Novel electronic brake pedal and application method thereof - Google Patents
Novel electronic brake pedal and application method thereof Download PDFInfo
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- CN103318150A CN103318150A CN2013102148013A CN201310214801A CN103318150A CN 103318150 A CN103318150 A CN 103318150A CN 2013102148013 A CN2013102148013 A CN 2013102148013A CN 201310214801 A CN201310214801 A CN 201310214801A CN 103318150 A CN103318150 A CN 103318150A
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Abstract
A novel electronic brake pedal comprises a left support, a right support, an angular displacement sensor and a pedal spindle. The angular displacement sensor is a non-contact electromagnetic inductive sensor and comprises a sensor body and a sensor spindle, one end of the sensor spindle sequentially penetrates a left support hole formed in the left support, the pedal spindle and a right support hole formed in the right support to be matched with the inside of the sensor body in a rotating mode, and the other end of the sensor spindle is matched with the left support hole in a rotating mode. During usage, the pedal spindle is rotated firstly to enable the sensor body to generate induced currents inside, then, the sensor body converts the induced currents into two ways of voltage signals and outputs the two ways of voltage signals to an electronic control unit (ECU) of a whole vehicle. According to the novel electronic brake pedal, the service life of the angular displacement sensor is prolonged, abrasion between the sensor spindle and hole walls of the supports is low, assembling steps are simplified, and the production cost is reduced; and besides, the brake pedal can be matched with an HCU to achieve intelligent control of the whole vehicle while the safety of the whole vehicle is guaranteed.
Description
Technical field
The present invention relates to a kind of brake pedal, relate in particular to a kind of novel electron brake pedal and using method thereof, specifically be applicable to prolong sensor service life, reduce the wearing and tearing between rotating shaft and the pedal support hole wall.
Background technology
As one of five large controls of vehicle drive, the frequency of usage of brake pedal is very high, and its reliability is directly connected to the safety of driving.In recent years, along with the development of automobile brake technology, the brake system claimed structure is more succinct, and function is more comprehensively with reliable, and convenient management.
The Chinese patent Granted publication number is CN202186370U, Granted publication day is that the utility model patent on April 11st, 2012 discloses a kind of real-time sensing device for braking of battery electric vehicle, comprise braking rotating shaft, brake pedal bearing and braking sensor, described braking rotating shaft is captiveed joint with the brake pedal bearing, and braking sensor is connected with a side bolt of brake pedal bearing.Although this utility model is rational in infrastructure, and is safe and reliable, the in real time actv. transmission braking degree of depth, but still have following defective:
1, the sensor selected of this utility model is double circuit slide rheostat type, because slide rheostat is to change resistance by the contact point that changes mobile slide plate and resistor wire, and then the electric current in the change circuit, and mobile slide plate can produce friction with resistor wire in the process of sliding, therefore in use will inevitably cause wearing and tearing to rheostat, so that the service life of sensor is shorter;
2, the braking rotating shaft is rotationally connected by bearing hole and the clutch pedal mounting bracket of offering on the brake pedal bearing in this utility model, and the braking rotating shaft is easy and bearing hole wall generation wearing and tearing in the process of rotating.
Summary of the invention
The objective of the invention is to overcome that the sensor life-time that exists in the prior art is shorter, easily produce the problem of wearing and tearing between rotating shaft and the bearing hole wall, less novel electron brake pedal and the using method thereof of wearing and tearing between a kind of sensor life-time long and rotating shaft and the bearing hole wall is provided.
For realizing above purpose, technical scheme of the present invention is as follows:
A kind of novel electron brake pedal, comprise pedal arm, clutch pedal mounting bracket and angular-motion transducer, the top of described clutch pedal mounting bracket is provided with symmetrical left socle, right support, captiveing joint with pedal arm in the middle part of the pedal shaft that arranges between described left socle, the right support, and is provided with angular-motion transducer on the described right support; Described angular-motion transducer comprises sensor body and sensor rotating shaft, the inside correspondence of described left socle, right support offers left socle hole, right support hole, one end of described sensor rotating shaft cooperates with the internal rotating of sensor body after passing successively left socle hole, pedal shaft, right support hole, the other end of described sensor rotating shaft cooperates with the rotation of left socle hole, and the sidepiece of described sensor body is captiveed joint with right support.
One end of described sensor rotating shaft is provided with flat projection, and described flat projection cooperates with the rectangular channel rotation of setting in the sensor body.
Offer positioning through hole on the described pedal shaft, described positioning through hole is connected by the rotating shaft fixed via of offering in bearing pin and the sensor rotating shaft.
Be provided with nyliner between the outer wall of described left socle hole, right support hole and sensor rotating shaft.
The sidepiece of described sensor body offers the bolt hole of captiveing joint with right support.
Described angular-motion transducer is contactless electromagnetic induction sensor.
A kind of using method of described novel electron brake pedal, this using method may further comprise the steps successively:
A. first between left socle, right support, pedal shaft is installed, and the middle part of pedal shaft is connected with pedal arm, then cooperate with the internal rotating of sensor body after an end of sensor rotating shaft being passed left socle hole, pedal shaft, right support hole successively, the again sidepiece of connecting sensor body and right support, at this moment, the assembling of described electronic brake pedal is complete;
B. after above-mentioned assembling finishes, first sensor body is connected with the wiring harness interface of operator's compartment by wire harness, rotate again pedal shaft, so that the sensor rotating shaft is rotated along with the rotation of pedal shaft, the sensor rotating shaft is the magnetic line of force in the cutting sensor body in rotation, make and produce inducing current in the sensor body, convert this inducing current to electronic control unit ECU that voltage signal is exported to car load by sensor body again, so that electronic control unit ECU monitors the motoring condition of car load.
Among the step b, be provided with two separate pedal position sensor APS1, APS2 in the described sensor body, described APS1, APS2 act as: convert the inducing current that produces in the sensor body to voltage signal output; Wherein, described APS1 output first via voltage signal, this first via voltage signal is used for the monitoring of pedal position; Described APS2 exports the second road voltage signal, and this second road voltage signal is used for the diagnosis of pedal position signal.
The output voltage of described APS1 is 0.5～4V, and the output voltage perseverance of its idle travel is 0.5V, and the idle travel angle is 3.6 ± 0.9 °; The output voltage of described APS2 is 0.25～2V, and the output voltage perseverance of its idle travel is 0.25V, and the idle travel angle is 3.6 ± 0.9 °; Described APS1, APS2 satisfy: the output voltage of output voltage/2-APS2 of APS1＜± 0.02.
Can bear the voltage of 15 ± 0.5V between the positive pole in each loop of described sensor body and the ground connection more than or equal to 5 minutes.
Compared with prior art, beneficial effect of the present invention is:
1, angular-motion transducer comprises sensor body and sensor rotating shaft in a kind of novel electron brake pedal of the present invention and the using method thereof, and the flat projection of an end setting of sensor rotating shaft passes successively behind left socle hole, pedal shaft, the right support hole with rectangular recess rotation in the sensor body and cooperates, the sensor rotating shaft is the magnetic line of force in the cutting sensor body in the process of rotation, make and produce inducing current in the sensor body, this process can not cause wearing and tearing to the sensitive member in the sensor body, and the service life of angular-motion transducer is longer.Therefore, the service life of angular-motion transducer is longer among the present invention.
2, a kind of novel electron brake pedal of the present invention and using method thereof are provided with nyliner between the outer wall of left socle hole, right support hole and sensor rotating shaft, can effectively reduce the wearing and tearing between sensor rotating shaft and left socle hole wall, the right support hole wall.Therefore, the present invention has reduced the wearing and tearing between sensor rotating shaft and the support hole wall.
3, a kind of novel electron brake pedal of the present invention and using method thereof select bearing pin that pedal shaft is captiveed joint with the sensor rotating shaft, so that sensor rotating shaft and pedal shaft are realized rotating synchronously, have guaranteed the accuracy of detection of angular-motion transducer.Therefore, the present invention has guaranteed the accuracy of detection of angular-motion transducer.
4, the bolt hole that sensor body is offered by its sidepiece in a kind of novel electron brake pedal of the present invention and the using method thereof is directly captiveed joint with right support, need not to adopt the sensor stand device, this design simplification installation step, also reduced simultaneously productive costs.Therefore, the present invention has not only simplified installation step, and has reduced productive costs.
5, a kind of novel electron brake pedal of the present invention and using method thereof comprise the installation step of brake pedal and the operating procedure of brake pedal, in the operating procedure of described brake pedal, two separate pedal position sensor APS1 that arrange in the sensor body, APS2 converts the inducing current that produces in the sensor body to first via voltage signal respectively, the the second road voltage signal is exported to the electronic control unit ECU of car load, so that the motoring condition of electronic control unit ECU monitoring car load, this design has not only improved the accuracy of detection of sensor body, and guaranteed the requirement of car load to information data, make the safety of car load more reliable; Simultaneously, the present invention can be complementary with hybrid power whole vehicle controller HCU, realizes the intellectuality control of car load.Therefore, the present invention has not only guaranteed the safety of car load, and can mate hybrid power whole vehicle controller HCU, realizes the intellectuality control of car load.
Description of drawings
Fig. 1 is structural representation of the present invention.
Fig. 2 is assembling schematic diagram of the present invention.
Among the figure: pedal arm 1, clutch pedal mounting bracket 2, left socle 21, left socle hole 211, right support 22, right support hole 221, angular-motion transducer 3, sensor body 31, rectangular channel 311, bolt hole 312, sensor rotating shaft 32, flat projection 321, pedal shaft 4, positioning through hole 5, rotating shaft fixed via 6, bearing pin 7, nyliner 8.
The specific embodiment
The present invention is further detailed explanation below in conjunction with description of drawings and the specific embodiment.
Referring to figure 1 – Fig. 2, a kind of novel electron brake pedal, comprise pedal arm 1, clutch pedal mounting bracket 2 and angular-motion transducer 3, the top of described clutch pedal mounting bracket 2 is provided with symmetrical left socle 21, right support 22, captiveing joint with pedal arm 1 in the middle part of the pedal shaft 4 that arranges between described left socle 21, the right support 22, and is provided with angular-motion transducer 3 on the described right support 22; Described angular-motion transducer 3 comprises sensor body 31 and sensor rotating shaft 32, the inside of described left socle 21 offers left socle hole 211, the inside of described right support 22 offers right support hole 221, one end of described sensor rotating shaft 32 cooperates with the internal rotating of sensor body 31 after passing successively left socle hole 211, pedal shaft 4, right support hole 221, the other end of described sensor rotating shaft 32 cooperates with 211 rotations of left socle hole, and the sidepiece of described sensor body 31 is captiveed joint with right support 22.
One end of described sensor rotating shaft 32 is provided with flat projection 321, and described flat projection 321 cooperates with rectangular channel 311 rotations of sensor body 31 interior settings.
Offer positioning through hole 5 on the described pedal shaft 4, described positioning through hole 5 is connected by the rotating shaft fixed via 6 of offering in bearing pin 7 and the sensor rotating shaft 32.
Be provided with nyliner 8 between the outer wall of described left socle hole 211, right support hole 221 and sensor rotating shaft 32.
The sidepiece of described sensor body 31 offers the bolt hole 312 of captiveing joint with right support 22.
Described angular-motion transducer 3 is contactless electromagnetic induction sensor.
A kind of using method of described novel electron brake pedal, this using method may further comprise the steps successively:
A., pedal shaft 4 is installed between left socle 21, right support 22 first, and the middle part of pedal shaft 4 is connected with pedal arm 1, then cooperate with the internal rotating of sensor body 31 after an end of sensor rotating shaft 32 being passed successively left socle hole 211, pedal shaft 4, right support hole 221, the again sidepiece of connecting sensor body 31 and right support 22, at this moment, the assembling of described electronic brake pedal is complete;
B. after above-mentioned assembling finishes, first sensor body 31 is connected with the wiring harness interface of operator's compartment by wire harness, rotate again pedal shaft 4, so that sensor rotating shaft 32 is rotated along with the rotation of pedal shaft 4, sensor rotating shaft 32 is the magnetic line of force in the cutting sensor body 31 in rotation, make sensor body 31 interior generation inducing currents, convert this inducing current to electronic control unit ECU that voltage signal is exported to car load by sensor body 31 again, so that electronic control unit ECU monitors the motoring condition of car load.
Among the step b, be provided with two separate pedal position sensor APS1, APS2 in the described sensor body 31, described APS1, APS2 act as: convert the inducing current of sensor body 31 interior generations to voltage signal output; Wherein, described APS1 output first via voltage signal, this first via voltage signal is used for the monitoring of pedal position; Described APS2 exports the second road voltage signal, and this second road voltage signal is used for the diagnosis of pedal position signal.
The output voltage of described APS1 is 0.5～4V, and the output voltage perseverance of its idle travel is 0.5V, and the idle travel angle is 3.6 ± 0.9 °; The output voltage of described APS2 is 0.25～2V, and the output voltage perseverance of its idle travel is 0.25V, and the idle travel angle is 3.6 ± 0.9 °; Described APS1, APS2 satisfy: the output voltage of output voltage/2-APS2 of APS1＜± 0.02.
Can bear the voltage of 15 ± 0.5V between the positive pole in each loop of described sensor body 31 and the ground connection more than or equal to 5 minutes.
Principle of the present invention is described as follows:
At first, angular-motion transducer 3 comprises sensor body 31 and sensor rotating shaft 32 among the present invention, the flat projection 321 of one end setting of sensor rotating shaft 32 passes left socle hole 211 successively, pedal shaft 4,221 rectangular recess 311 rotations rear and in the sensor body 31 of right support hole cooperate, sensor rotating shaft 32 is the magnetic line of force in the cutting sensor body 31 in the process of rotation, make sensor body 31 interior generation inducing currents, because flat projection 321 does not directly contact with the sensitive member of sensor body 31 inside in rotation process, therefore can not cause wearing and tearing to sensitive member, the service life of angular-motion transducer 3 is longer; Secondly, the present invention is provided with nyliner 8 between the outer wall of left socle hole 211, right support hole 221 and sensor rotating shaft 32, and this nyliner 8 can effectively reduce the wearing and tearing between sensor rotating shaft 32 and the support hole wall as plain bearing; Moreover, the present invention selects bearing pin 7 that pedal shaft 4 is captiveed joint with sensor rotating shaft 32, sensor rotating shaft 32 can be rotated synchronously along with the rotation of pedal shaft 4, therefore sensor body 31 can be determined by the rotational angle of monitoring sensor rotating shaft 32 rotational angle of pedal shaft 4, make the rotational angle of signal that sensor body 31 gathers and pedal shaft 4 linear, guaranteed the accuracy of detection of angular-motion transducer 3; In addition, need not to adopt the sensor stand device among the present invention, the bolt hole 312 that sensor body 31 is offered by its sidepiece is directly captiveed joint with right support 22, and installation step has not only been simplified in this design, and has reduced productive costs.
Embodiment 1:
Referring to figure 1 – Fig. 2, a kind of novel electron brake pedal, comprise pedal arm 1, clutch pedal mounting bracket 2 and angular-motion transducer 3, the top of described clutch pedal mounting bracket 2 is provided with symmetrical left socle 21, right support 22, the inside of described left socle 21 offers left socle hole 211, the inside of described right support 22 offers right support hole 221, captives joint with pedal arm 1 in the middle part of the pedal shaft 4 that arranges between described left socle 21, the right support 22; Described angular-motion transducer 3 is contactless electromagnetic induction sensor, comprise sensor body 31 and sensor rotating shaft 32, the sidepiece of described sensor body 31 offers the bolt hole 312 of captiveing joint with right support 22, one end of described sensor rotating shaft 32 is provided with flat projection 321, described flat projection 321 cooperates with rectangular channel 311 rotations of sensor body 31 interior settings after passing successively left socle hole 211, pedal shaft 4, right support hole 221, and the other end of described sensor rotating shaft 32 cooperates with 211 rotations of left socle hole; Offer positioning through hole 5 on the described pedal shaft 4, described positioning through hole 5 is connected by the rotating shaft fixed via 6 of offering in bearing pin 7 and the sensor rotating shaft 32, is provided with nyliner 8 between the outer wall of described left socle hole 211, right support hole 221 and sensor rotating shaft 32.
During use, carry out according to following steps successively:
A. first described nyliner 8 is pressed in left socle hole 211, the right support hole 221, then pedal shaft 4 is installed between left socle 21, right support 22, and the middle part of pedal shaft 4 is connected with pedal arm 1, cooperate with rectangular channel 311 rotations of sensor body 31 interior settings after more flat projection 321 being passed successively left socle hole 211, pedal shaft 4, right support hole 221, fit on bearing pin 7 is with connecting sensor rotating shaft 32 and pedal shaft 4 afterwards, last connecting sensor body 31 and right support 22, at this moment, the assembling of described electronic brake pedal is complete;
B. after above-mentioned assembling finishes, first sensor body 31 is connected with the wiring harness interface of operator's compartment by wire harness, rotate again pedal shaft 4, so that sensor rotating shaft 32 is rotated along with the rotation of pedal shaft 4, sensor rotating shaft 32 is the magnetic line of force in the cutting sensor body 31 in rotation, make sensor body 31 interior generation inducing currents, convert this inducing current to electronic control unit ECU that voltage signal is exported to car load by sensor body 31 again, so that electronic control unit ECU monitors the motoring condition of car load; Wherein, be provided with two separate pedal position sensor APS1, APS2 in the described sensor body 31, described APS1, APS2 act as: convert the inducing current of sensor body 31 interior generations to voltage signal output, described APS1 output first via voltage signal, this first via voltage signal is used for the monitoring of pedal position, its output voltage is 0.5～4V, and the output voltage perseverance of idle travel is 0.5V, and the idle travel angle is 3.6 ± 0.9 °; Described APS2 exports the second road voltage signal, and this second road voltage signal is used for the diagnosis of pedal position signal, and its output voltage is 0.25～2V, and the output voltage perseverance of idle travel is 0.25V, and the idle travel angle is 3.6 ± 0.9 °; Described APS1, APS2 satisfy: the output voltage of output voltage/2-APS2 of APS1＜± 0.02, and the voltage that can bear 15 ± 0.5V between the positive pole in each loop of sensor body 31 and the ground connection was more than or equal to 5 minutes.
Not only so that the service life of angular-motion transducer 3 is longer, the wearing and tearing between sensor rotating shaft 32 and the support hole wall are less, and guaranteed the accuracy of detection of angular-motion transducer 3, simplified installation step, reduced productive costs in the present invention; In addition, the present invention can be mated hybrid power whole vehicle controller HCU when guaranteeing vehicle security, realizes the intellectuality control of car load.
Claims (10)
1. novel electron brake pedal, comprise pedal arm (1), clutch pedal mounting bracket (2) and angular-motion transducer (3), the top of described clutch pedal mounting bracket (2) is provided with symmetrical left socle (21), right support (22), captive joint with pedal arm (1) in the middle part of the pedal shaft (4) that arranges between described left socle (21), the right support (22), and be provided with angular-motion transducer (3) on the described right support (22), it is characterized in that:
Described angular-motion transducer (3) comprises sensor body (31) and sensor rotating shaft (32), and the inside correspondence of described left socle (21), right support (22) offers left socle hole (211), right support hole (221);
One end of described sensor rotating shaft (32) cooperates with the internal rotating of sensor body (31) after passing successively left socle hole (211), pedal shaft (4), right support hole (221), the other end of described sensor rotating shaft (32) cooperates with left socle hole (211) rotation, and the sidepiece of described sensor body (31) is captiveed joint with right support (22).
2. a kind of novel electron brake pedal according to claim 1, it is characterized in that: an end of described sensor rotating shaft (32) is provided with flat projection (321), and described flat projection (321) cooperates with rectangular channel (311) rotation of setting in the sensor body (31).
3. a kind of novel electron brake pedal according to claim 1 and 2, it is characterized in that: offer positioning through hole (5) on the described pedal shaft (4), described positioning through hole (5) is connected by the rotating shaft fixed via (6) of offering in bearing pin (7) and the sensor rotating shaft (32).
4. a kind of novel electron brake pedal according to claim 1 and 2 is characterized in that: be provided with nyliner (8) between the outer wall of described left socle hole (211), right support hole (221) and sensor rotating shaft (32).
5. a kind of novel electron brake pedal according to claim 1 and 2, it is characterized in that: the sidepiece of described sensor body (31) offers the bolt hole (312) of captiveing joint with right support (22).
6. a kind of novel electron brake pedal according to claim 1 and 2, it is characterized in that: described angular-motion transducer (3) is contactless electromagnetic induction sensor.
7. the using method of a novel electron brake pedal claimed in claim 1 is characterized in that described using method may further comprise the steps successively:
A. first between left socle (21), right support (22), pedal shaft (4) is installed, and the middle part of pedal shaft (4) is connected with pedal arm (1), then the end with sensor rotating shaft (32) passes left socle hole (211), pedal shaft (4) successively, right support hole (221) are rear cooperates with the internal rotating of sensor body (31), the again sidepiece of connecting sensor body (31) and right support (22), at this moment, the assembling of described electronic brake pedal is complete;
B. after above-mentioned assembling finishes, first sensor body (31) is connected with the wiring harness interface of operator's compartment by wire harness, rotate again pedal shaft (4), so that sensor rotating shaft (32) is rotated along with the rotation of pedal shaft (4), sensor rotating shaft (32) is the magnetic line of force in the cutting sensor body (31) in rotation, make and produce inducing current in the sensor body (31), convert this inducing current to electronic control unit ECU that voltage signal is exported to car load by sensor body (31) again, so that electronic control unit ECU monitors the motoring condition of car load.
8. the using method of a kind of novel electron brake pedal according to claim 7, it is characterized in that: among the step b, be provided with two separate pedal position sensor APS1, APS2 in the described sensor body (31), described APS1, APS2 act as: convert the inducing current that produces in the sensor body (31) to voltage signal output; Wherein, described APS1 output first via voltage signal, this first via voltage signal is used for the monitoring of pedal position; Described APS2 exports the second road voltage signal, and this second road voltage signal is used for the diagnosis of pedal position signal.
9. the using method of a kind of novel electron brake pedal according to claim 8, it is characterized in that: the output voltage of described APS1 is 0.5～4V, and the output voltage perseverance of its idle travel is 0.5V, and the idle travel angle is 3.6 ± 0.9 °; The output voltage of described APS2 is 0.25～2V, and the output voltage perseverance of empty its stroke is 0.25V, and the idle travel angle is 3.6 ± 0.9 °; Described APS1, APS2 satisfy: the output voltage of output voltage/2-APS2 of APS1＜± 0.02.
10. it is characterized in that: can bear the voltage of 15 ± 0.5V between the positive pole in each loop of described sensor body (31) and the ground connection more than or equal to 5 minutes according to claim 8 or the using method of 9 described a kind of novel electron brake pedals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310214801.3A CN103318150B (en) | 2013-06-03 | 2013-06-03 | A kind of Novel electronic brake pedal and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310214801.3A CN103318150B (en) | 2013-06-03 | 2013-06-03 | A kind of Novel electronic brake pedal and using method thereof |
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| Publication Number | Publication Date |
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| CN103318150A true CN103318150A (en) | 2013-09-25 |
| CN103318150B CN103318150B (en) | 2015-12-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310214801.3A Active CN103318150B (en) | 2013-06-03 | 2013-06-03 | A kind of Novel electronic brake pedal and using method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108116382A (en) * | 2018-01-10 | 2018-06-05 | 东风商用车有限公司 | A kind of electronic brake pedal mechanism |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108116382A (en) * | 2018-01-10 | 2018-06-05 | 东风商用车有限公司 | A kind of electronic brake pedal mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103318150B (en) | 2015-12-23 |
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